To make the text appear you need to have been defeated by someone, which makes the bounty claimed.
And yes, since you used a proxy it temporarily changes the IP Address of your computer. And like you said, you used a website to change your proxy, unless you play toribash at school, your flag will not change. Simply because when you go back home and login to toribash, the IP will be reset to your normal one.
EDIT: I don't see why it is such a problem having a different country code/flag, but since it's of your utmost concern that it is not changing back to Great Britain, I would consider contacting an admin to sort your problem out.
Last edited by Albus; Jul 10, 2013 at 07:20 PM.
Reason: <24 hour edit/bump